63 STAT.] 81ST CONG. , 1 ST SESS.-CHS. 247, 248, 255-JUNE 25, 28, 1949 of the water pipe line easement excluded from and revested in the said Irvine Company, a corporation, in said judgment. Approved June 25, 1949. [CHAPTER 248] AN ACT To amend section 312 of the Officer Personnel Act of 1947, as amended, so as to provide for the retention of certain officers of the Medical and Dental Corps of the Navy. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the Officer Personnel Act of 1947, as amended, is hereby further amended by deleting in the third proviso to subsection (b) of section 312 the words "twenty-two in the Medical Corps," and the words "and twelve in the Dental Corps"; by inserting in the said proviso after the comma following the words "Civil Engineer Corps" the words "in the Medical Corps and in the Dental Corps a number as determined necessary by the Secretary of the Navy to meet the needs of the service"; by delet- ing in the said subsection the words "And provided further" and substituting in lieu thereof the words "Provided further"; and by adding at the end of the said subsection the following proviso: "And provided further, That until June 30, 1952, no captain of the Medical Corps or of the Dental Corps shall be subject to involuntary retirement pursuant to this subsection prior to reaching the age of sixty-two". Approved June 25, 1949. [CHAPTER 255] AN ACT To authorize completion of construction and development of the Eden project, Wyoming. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the Secretary of the Interior is authorized to complete the construction, including any necessary preconstruction surveys and investigations, of the irri- gation features of the Eden project, Wyoming, as approved by the President on September 18, 1940 (Senate Document Numbered 18, Seventy-seventh Congress, first session (1941), page 29), with such modification in physical features as the Secretary of the Interior may find will result in greater engineering and economic feasibility: Pro- vided, That of the construction costs of the irrigation features of the project not less than $1,500,000 for the project of twenty thousand irrigable acres, or a proportionate part thereof based on the actual irrigable area as determined and announced by the Secretary of the Interior upon completion of the project, shall be reimbursable by the water users in not to exceed sixty years, and provision for the recovery thereof and for payment of the operation and maintenance costs of the irrigation features of the project shall be made by a contract or contracts satisfactory to the Secretary of the Interior: Provided fur- ther, That construction costs of the irrigation features of the project which are not hereby made reimbursable by the water users shall be set aside in a special account against which net revenues derived from the sale of power generated at the hydroelectric plants of the Colorado River storage project in the Upper Basin shall be charged when such plants are constructed. SEC. 2 . That the Secretary of Agriculture is authorized to complete the land development and settlement features of the project in accord- ance with the general plan approved by the President on September 18, 1940, including the acquisition of such lands, or interests in lands, June 25, 1949 [H. R. 4516] [Public Law 131] Officer Personnel Act of 1947, amend- ment. 61 Stat. 858 . 34 U. S. C., Supp. II, § 410j (b). June 28, 1949 [S. 55] [Public Law 132] Eden project, Wyo. Completion of con- struction, etc. Land development, etc. 277
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